<template>
  <el-form label-width="100px">
    <el-form-item label="SKU名称">
      <el-input placeholder="SKU名称" v-model="skuParams.skuName"></el-input>
    </el-form-item>
    <el-form-item label="价格(元)">
      <el-input placeholder="价格(元)" type="number" v-model="skuParams.price"></el-input>
    </el-form-item>
    <el-form-item label="重量(g)">
      <el-input placeholder="重量(g)" type="number" v-model="skuParams.weight"></el-input>
    </el-form-item>
    <el-form-item label="SKU描述">
      <el-input placeholder="SKU描述" type="textarea" v-model="skuParams.skuDesc"></el-input>
    </el-form-item>
    <el-form-item label="平台属性">
      <el-form :inline="true">
        <el-form-item v-for="(item,index) in attrArr" :key="item.id" :label="item.attrName">
          <el-select v-model="item.attrIdAndValueId" placeholder="请选择" style="width: 250px">
            <el-option :value="`${item.id}:${attrValue.id}`" v-for="(attrValue,index) in item.attrValueList" :key="attrValue.id" :label="attrValue.valueName"></el-option>
          </el-select>
        </el-form-item>
      </el-form>
    </el-form-item>
    <el-form-item label="销售属性">
      <el-form :inline="true">
        <el-form-item :label="item.saleAttrName" v-for="(item,index) in saleArr" :key="item.id">
          <el-select v-model="item.saleIdAndValueId" placeholder="请选择" style="width: 250px">
            <el-option :value="`${item.id}:${saleAttrValue.id}`" v-for="(saleAttrValue,index) in item.spuSaleAttrValueList" :key="saleAttrValue.id" :label="saleAttrValue.saleAttrValueName"></el-option>
          </el-select>
        </el-form-item>
      </el-form>
    </el-form-item>
    <el-form-item label="图片名称">
      <el-table border :data="imgArr" ref="table">
        <el-table-column
          type="selection"
          width="80px"
          align="center"
        ></el-table-column>
        <el-table-column label="图片">
          <template #="{row,$index}">
            <img :src="row.imgUrl" style="width: 100px;height: 100px;">
          </template>
        </el-table-column>
        <el-table-column label="名称" prop="imgName"></el-table-column>
        <el-table-column label="操作">
          <template #="{row,$index}">
            <el-button type="primary" size="small" @click="handler(row)">设置默认</el-button>
          </template>
        </el-table-column>
      </el-table>
    </el-form-item>
    <el-form-item>
      <el-button type="primary" size="default" @click="save">保存</el-button>
      <el-button type="primary" size="default" @click="cancel">取消</el-button>
    </el-form-item>
  </el-form>
</template>

<script setup lang="ts" name="skuform">
import type { SkuData } from '../../../api/product/spu/type';
import { reqAttr } from '@/api/product/attr/index'
import { reqSpuImageList, reqSpuHasSaleAttr, reqAddSku } from '@/api/product/spu/index'
import { ElMessage } from 'element-plus';
import {ref,reactive} from 'vue';
//收集SKU的参数
let skuParams=reactive<SkuData>({
  category3Id: '' ,//三级分类的ID
  spuId: '' ,//已有的SPU的ID
  tmId: '' ,//SPU品牌的ID
  //v-model收集
  skuName: '' ,//sku名字
  price: '' ,//sku价格
  weight: '' ,//sku重量
  skuDesc: '', //sku的描述
  skuAttrValueList: [],//平台属性的收集
  skuSaleAttrValueList: [],//销售属性
  skuDefaultImg: '',//sku图片地址
})
//获取table组件实例
let table=ref<any>();

//平台属性
let attrArr = ref<any>([]);
//销售属性 
let saleArr = ref<any>([]);
//照片的数据
let imgArr = ref<any>([]);
//当前子组件的方法对外暴露
const initSkuData = async (
  c1Id: number | string,
  c2Id: number | string,
  spu: any,
) => {
  //收集数据
  skuParams.category3Id= spu.category3Id;
  skuParams.spuId = spu.id;
  skuParams.tmId = spu.tmId;
  //获取平台属性
  let result: any = await reqAttr(c1Id, c2Id, spu.category3Id)
  //获取对应的销售属性
  let result1: any = await reqSpuHasSaleAttr(spu.id)
  //获取照片墙的数据
  let result2: any = await reqSpuImageList(spu.id)
  //平台属性
  attrArr.value = result.data;
  //销售属性
  saleArr.value = result1.data;
  //图片
  imgArr.value = result2.data;
}
//自定义事件的方法
let $emit = defineEmits(['changeScene'])
//取消按钮的回调
const cancel = () => {
  $emit('changeScene', { flag: 0, params: '' })
}
//设置默认图片的方法的回调
const handler=(row:any)=>{
  //点击的时候，全部图片的复选框不勾选
  imgArr.value.forEach((item:any)=>{
    table.value.toggleRowSelection(item,false)
  })
  //选中的图片才勾选
  table.value.toggleRowSelection(row,true);
   skuParams.skuDefaultImg = row.imgUrl;
}
//保存按钮的方法
const save=async()=>{
  //整理参数
  //平台属性
  skuParams.skuAttrValueList = attrArr.value.reduce((prev:any,next:any)=>{
    if(next.attrIdAndValueId){
      let [attrId,valueId] =next.attrIdAndValueId.split(':');
      prev.push({
        attrId,
        valueId
      })
    }
    return prev;
  },[]);
 //销售属性
  skuParams.skuSaleAttrValueList = saleArr.value.reduce((prev:any,next:any)=>{
    if(next.saleIdAndValueId){
       let [saleAttrId,saleAttrValueId] = next.saleIdAndValueId.split(':');
       prev.push({
        saleAttrId,saleAttrValueId
       })
    }
    return prev;
},[])
 //添加SKU的请求
 let result:any=await reqAddSku(skuParams)
  if(result.code==200){
    ElMessage({
      type:'success',
      message:'添加SKU成功'
    });
    //通知父组件切换场景为零
    $emit('changeScene',{flag:0,params:''})
  }else{
    ElMessage({
      type:'error',
      message:'添加SKU失败'
    })
  }
}
//对外暴露的方法
defineExpose({
  initSkuData,
})
</script>

<style scoped></style>
